- Haimen Hualian Electric Carbon Co., Ltd.
- 全国主营:Electric carbon
- Jingjiang Jinling Petrochemical Equipment Manufacturing Co., Ltd.
- 全国主营:Pressure container
- Cangzhou Longyuan Stainless Steel Product Co., Ltd.
- 全国主营:Stainless steel product
- Yinxian Chuangxin Special Sealing Element Factory
- 全国主营:Sealing element
- Shandong Boxing Wanfu Kitchen Equipment Factory
- 全国主营:Stainless steel kitchen equipment
- Jinan Beiyuan Road Steel Wire Rope Co.
- 全国主营:Steel wire rope
- Jinan Changyuan Electrical Appliance Co., Ltd.
- 全国主营:Electrical appliance
- Dongtai Yuning Hardware Factory
- 全国主营:Stainless steel product
- Lushun Hydraulic Pieces Factory
- 全国主营:Hydraulic pieces
- Anhui Hefei Qinda Environment Production Co., Ltd.
- 全国主营:Valves, Steel flanges, Galvanized iron wire, Net & nail, Hardware, Chemical, etc.
- Shanghai Ouhui Hardware Co., Ltd.
- 全国主营:Non-standard fastener, Architecture metal product
- Weihai Huancui District Xinlian Hardware Electric Equipment And Chemical Co., Ltd.
- 全国主营:Standard component, Electrical appliance, Screw, Nut, Pressing, Bearing, Industrial electrical appliance.
- Wujiang Agricultural Implements Cast Steel Factory
- 全国主营:Agricultural implements, Steel-casting
- Suzhou Xishan Hardware Tool Factory
- 全国主营:Screw, Grinding head
- Shanghai Hongxin Electrical Appliance Co., Ltd.
- 全国主营:Frequency conversion speed regulator, Programmable controller PLC, Air switch, Contactor, Time relay, Electronic component
- Beijing Honghengji Curtain Wall Decoration Engineering Co.
- 全国主营:Curtain wall
- Qingdao Sanjiang Standard Parts Co., Ltd.
- 全国主营:Standard parts
- Beijing Songlin Anka Trade Co., Ltd.
- 全国主营:Chemical anchor bolt, Tunnel construction product
- Beijing Jigen Lihe Control Technique Development Centre
- 全国主营:Automatic door